package xyz.scootaloo.draft.demo;

/**
 * @author flutterdash@qq.com
 * @since 2021/5/7 10:16
 */
public class Case4 {

    static class Father {
        protected void fun() {
            System.out.println("father");
        }
    }

    static class Son extends Father {
        protected void fun() {
            super.fun();
            System.out.println("son");
        }
    }

    public static void main(String[] args) {
        int[]a[] = {{1, 2, 3}, {1, 2,3}};
        new Son().fun();
    }

}
